Summary: <p>We finish our top 20 from 2019: bleeding risk with different DOACs (<a href="https://www.ncbi.nlm.nih.gov/pubmed/30512099">https://www.ncbi.nlm.nih.gov/pubmed/30512099</a>), whether higher doses of ibuprofen are better than low (<a href="https://www.ncbi.nlm.nih.gov/pubmed/31383385">https://www.ncbi.nlm.nih.gov/pubmed/31383385</a>), a comparison of Shingrix with Zostavax (<a href="https://www.ncbi.nlm.nih.gov/pubmed/30361202">https://www.ncbi.nlm.nih.gov/pubmed/30361202</a>), and whether exercise really prevents falls (<a href="https://www.ncbi.nlm.nih.gov/pubmed/30592475">https://www.ncbi.nlm.nih.gov/pubmed/30592475</a>). Plus, an update on the COVID-19 epidemic.</p>
